OT-2026-000053131
Publication integrity record
Three bellows cup vacuum gripper, three zone face, plant vacuum fed, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000053131) never changes.
Identity and time
| Publication number | OT-2026-000053131 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a432-727b-bf86-5db5e332e4f1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053131 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6fa863502536cb52b978250f565a392ea1b2dbd3ac66e2bdda7d8c7348233001 |
|---|---|
| Markdown | 632e2951109765f2e106e13fc01098fd1252e90be7f512cc9515d971de30cb04 |
| Publication page | d954c6785469fe975f9a4c9ce83948b77f45845d5d1ad0ffeb4bd86f864af002 |
| Manifest | 289816a3d93de9035bec1826a7a7aa8eceb1b280817ca6d114262d71ef9dccbc |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | LSmHeTPbiUgw6+Lad+9IfJPKTThD1jwwXMwnWf+2vx2XF5FxMAqLUXY8dltgde7yKJcrvneFdstdGpOr57a4Ag== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:56:51.691411Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053131observed d954c6785469fe975f9a4c9ce83948b7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:51.672201Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053131/manifest.jsonobserved 289816a3d93de9035bec1826a7a7aa8e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:51.654365Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053131/publication.mdobserved 632e2951109765f2e106e13fc01098fd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:51.637666Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053131/publication.txtobserved 6fa863502536cb52b978250f565a392e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|